[maven-release-plugin] prepare release release-0.11.1-rc0
diff --git a/pom.xml b/pom.xml
index 6742d22..b9bbc35 100644
--- a/pom.xml
+++ b/pom.xml
@@ -26,7 +26,7 @@
   </parent>
   <groupId>org.apache.tajo</groupId>
   <artifactId>tajo-main</artifactId>
-  <version>0.11.1-SNAPSHOT</version>
+  <version>0.11.1</version>
   <description>Tajo Main</description>
   <name>Tajo Main</name>
   <packaging>pom</packaging>
@@ -57,7 +57,7 @@
     <url>https://git-wip-us.apache.org/repos/asf/tajo.git</url>
     <connection>scm:git:https://git-wip-us.apache.org/repos/asf/tajo.git</connection>
     <developerConnection>scm:git:https://git-wip-us.apache.org/repos/asf/tajo.git</developerConnection>
-    <tag>HEAD</tag>
+    <tag>release-0.11.1-rc0</tag>
   </scm>
 
   <repositories>
diff --git a/tajo-algebra/pom.xml b/tajo-algebra/pom.xml
index 8b0b2f1..bd98e49 100644
--- a/tajo-algebra/pom.xml
+++ b/tajo-algebra/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <artifactId>tajo-project</artifactId>
     <groupId>org.apache.tajo</groupId>
-    <version>0.11.1-SNAPSHOT</version>
+    <version>0.11.1</version>
     <relativePath>../tajo-project</relativePath>
   </parent>
   <artifactId>tajo-algebra</artifactId>
diff --git a/tajo-catalog/pom.xml b/tajo-catalog/pom.xml
index 3d40440..2e8bfce 100644
--- a/tajo-catalog/pom.xml
+++ b/tajo-catalog/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <artifactId>tajo-project</artifactId>
     <groupId>org.apache.tajo</groupId>
-    <version>0.11.1-SNAPSHOT</version>
+    <version>0.11.1</version>
 	  <relativePath>../tajo-project</relativePath>
   </parent>
   <modelVersion>4.0.0</modelVersion>
diff --git a/tajo-catalog/tajo-catalog-client/pom.xml b/tajo-catalog/tajo-catalog-client/pom.xml
index c3f4e88..4d4de3c 100644
--- a/tajo-catalog/tajo-catalog-client/pom.xml
+++ b/tajo-catalog/tajo-catalog-client/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <artifactId>tajo-project</artifactId>
     <groupId>org.apache.tajo</groupId>
-    <version>0.11.1-SNAPSHOT</version>
+    <version>0.11.1</version>
 	  <relativePath>../../tajo-project</relativePath>
   </parent>
   <modelVersion>4.0.0</modelVersion>
diff --git a/tajo-catalog/tajo-catalog-common/pom.xml b/tajo-catalog/tajo-catalog-common/pom.xml
index ee2c990..a9c72fa 100644
--- a/tajo-catalog/tajo-catalog-common/pom.xml
+++ b/tajo-catalog/tajo-catalog-common/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <artifactId>tajo-project</artifactId>
     <groupId>org.apache.tajo</groupId>
-    <version>0.11.1-SNAPSHOT</version>
+    <version>0.11.1</version>
 	  <relativePath>../../tajo-project</relativePath>
   </parent>
   <modelVersion>4.0.0</modelVersion>
diff --git a/tajo-catalog/tajo-catalog-drivers/pom.xml b/tajo-catalog/tajo-catalog-drivers/pom.xml
index a5f433b..1399e35 100644
--- a/tajo-catalog/tajo-catalog-drivers/pom.xml
+++ b/tajo-catalog/tajo-catalog-drivers/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <artifactId>tajo-project</artifactId>
     <groupId>org.apache.tajo</groupId>
-    <version>0.11.1-SNAPSHOT</version>
+    <version>0.11.1</version>
 	  <relativePath>../../tajo-project</relativePath>
   </parent>
   <modelVersion>4.0.0</modelVersion>
diff --git a/tajo-catalog/tajo-catalog-drivers/tajo-hive/pom.xml b/tajo-catalog/tajo-catalog-drivers/tajo-hive/pom.xml
index 1b0dd5d..2c9198e 100644
--- a/tajo-catalog/tajo-catalog-drivers/tajo-hive/pom.xml
+++ b/tajo-catalog/tajo-catalog-drivers/tajo-hive/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <artifactId>tajo-project</artifactId>
     <groupId>org.apache.tajo</groupId>
-    <version>0.11.1-SNAPSHOT</version>
+    <version>0.11.1</version>
     <relativePath>../../../tajo-project</relativePath>
   </parent>
   <modelVersion>4.0.0</modelVersion>
diff --git a/tajo-catalog/tajo-catalog-server/pom.xml b/tajo-catalog/tajo-catalog-server/pom.xml
index a4bd219..d8ea0dd 100644
--- a/tajo-catalog/tajo-catalog-server/pom.xml
+++ b/tajo-catalog/tajo-catalog-server/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <artifactId>tajo-project</artifactId>
     <groupId>org.apache.tajo</groupId>
-    <version>0.11.1-SNAPSHOT</version>
+    <version>0.11.1</version>
     <relativePath>../../tajo-project</relativePath>
   </parent>
   <modelVersion>4.0.0</modelVersion>
diff --git a/tajo-cli/pom.xml b/tajo-cli/pom.xml
index a0f7058..301d9d0 100644
--- a/tajo-cli/pom.xml
+++ b/tajo-cli/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <artifactId>tajo-project</artifactId>
     <groupId>org.apache.tajo</groupId>
-    <version>0.11.1-SNAPSHOT</version>
+    <version>0.11.1</version>
     <relativePath>../tajo-project</relativePath>
   </parent>
   <artifactId>tajo-cli</artifactId>
diff --git a/tajo-client-example/pom.xml b/tajo-client-example/pom.xml
index a37a9e5..23a2c4c 100644
--- a/tajo-client-example/pom.xml
+++ b/tajo-client-example/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <artifactId>tajo-project</artifactId>
     <groupId>org.apache.tajo</groupId>
-    <version>0.11.1-SNAPSHOT</version>
+    <version>0.11.1</version>
     <relativePath>../tajo-project</relativePath>
   </parent>
   <artifactId>tajo-client-example</artifactId>
diff --git a/tajo-client/pom.xml b/tajo-client/pom.xml
index ae6ce20..cd738da 100644
--- a/tajo-client/pom.xml
+++ b/tajo-client/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <artifactId>tajo-project</artifactId>
     <groupId>org.apache.tajo</groupId>
-    <version>0.11.1-SNAPSHOT</version>
+    <version>0.11.1</version>
     <relativePath>../tajo-project</relativePath>
   </parent>
   <artifactId>tajo-client</artifactId>
diff --git a/tajo-cluster-tests/pom.xml b/tajo-cluster-tests/pom.xml
index f18a0ec..dfe4fc5 100644
--- a/tajo-cluster-tests/pom.xml
+++ b/tajo-cluster-tests/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <artifactId>tajo-project</artifactId>
     <groupId>org.apache.tajo</groupId>
-    <version>0.11.1-SNAPSHOT</version>
+    <version>0.11.1</version>
     <relativePath>../tajo-project</relativePath>
   </parent>
   <artifactId>tajo-cluster-tests</artifactId>
diff --git a/tajo-common/pom.xml b/tajo-common/pom.xml
index 9a7a9d7..b8c8cb4 100644
--- a/tajo-common/pom.xml
+++ b/tajo-common/pom.xml
@@ -17,7 +17,7 @@
   <parent>
     <artifactId>tajo-project</artifactId>
     <groupId>org.apache.tajo</groupId>
-    <version>0.11.1-SNAPSHOT</version>
+    <version>0.11.1</version>
     <relativePath>../tajo-project</relativePath>
   </parent>
 
diff --git a/tajo-core-tests/pom.xml b/tajo-core-tests/pom.xml
index fa4dc77..4e3bde2 100644
--- a/tajo-core-tests/pom.xml
+++ b/tajo-core-tests/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <artifactId>tajo-project</artifactId>
     <groupId>org.apache.tajo</groupId>
-    <version>0.11.1-SNAPSHOT</version>
+    <version>0.11.1</version>
     <relativePath>../tajo-project</relativePath>
   </parent>
   <artifactId>tajo-core-tests</artifactId>
diff --git a/tajo-core/pom.xml b/tajo-core/pom.xml
index ac0ee35..6584e4d 100644
--- a/tajo-core/pom.xml
+++ b/tajo-core/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <artifactId>tajo-project</artifactId>
     <groupId>org.apache.tajo</groupId>
-    <version>0.11.1-SNAPSHOT</version>
+    <version>0.11.1</version>
     <relativePath>../tajo-project</relativePath>
   </parent>
   <artifactId>tajo-core</artifactId>
diff --git a/tajo-dist/pom.xml b/tajo-dist/pom.xml
index 80715f6..cab0f80 100644
--- a/tajo-dist/pom.xml
+++ b/tajo-dist/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <artifactId>tajo-project</artifactId>
     <groupId>org.apache.tajo</groupId>
-    <version>0.11.1-SNAPSHOT</version>
+    <version>0.11.1</version>
     <relativePath>../tajo-project</relativePath>
   </parent>
   <modelVersion>4.0.0</modelVersion>
diff --git a/tajo-docs/pom.xml b/tajo-docs/pom.xml
index 11f9322..2b86fb9 100644
--- a/tajo-docs/pom.xml
+++ b/tajo-docs/pom.xml
@@ -18,7 +18,7 @@
   <parent>
     <artifactId>tajo-project</artifactId>
     <groupId>org.apache.tajo</groupId>
-    <version>0.11.1-SNAPSHOT</version>
+    <version>0.11.1</version>
     <relativePath>../tajo-project</relativePath>
   </parent>
   <artifactId>tajo-docs</artifactId>
diff --git a/tajo-jdbc/pom.xml b/tajo-jdbc/pom.xml
index d7d9beb..537d75d 100644
--- a/tajo-jdbc/pom.xml
+++ b/tajo-jdbc/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <artifactId>tajo-project</artifactId>
     <groupId>org.apache.tajo</groupId>
-    <version>0.11.1-SNAPSHOT</version>
+    <version>0.11.1</version>
     <relativePath>../tajo-project</relativePath>
   </parent>
   <artifactId>tajo-jdbc</artifactId>
diff --git a/tajo-maven-plugins/pom.xml b/tajo-maven-plugins/pom.xml
index 8d7c5b4..5c23296 100644
--- a/tajo-maven-plugins/pom.xml
+++ b/tajo-maven-plugins/pom.xml
@@ -17,7 +17,7 @@
   <parent>
     <groupId>org.apache.tajo</groupId>
     <artifactId>tajo-project</artifactId>
-    <version>0.11.1-SNAPSHOT</version>
+    <version>0.11.1</version>
     <relativePath>../tajo-project</relativePath>
   </parent>
   <groupId>org.apache.tajo</groupId>
diff --git a/tajo-metrics/pom.xml b/tajo-metrics/pom.xml
index 940c678..adca291 100644
--- a/tajo-metrics/pom.xml
+++ b/tajo-metrics/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <artifactId>tajo-project</artifactId>
     <groupId>org.apache.tajo</groupId>
-    <version>0.11.1-SNAPSHOT</version>
+    <version>0.11.1</version>
     <relativePath>../tajo-project</relativePath>
   </parent>
   <artifactId>tajo-metrics</artifactId>
diff --git a/tajo-plan/pom.xml b/tajo-plan/pom.xml
index 050493a..e850a05 100644
--- a/tajo-plan/pom.xml
+++ b/tajo-plan/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <artifactId>tajo-project</artifactId>
     <groupId>org.apache.tajo</groupId>
-    <version>0.11.1-SNAPSHOT</version>
+    <version>0.11.1</version>
     <relativePath>../tajo-project</relativePath>
   </parent>
   <artifactId>tajo-plan</artifactId>
diff --git a/tajo-project/pom.xml b/tajo-project/pom.xml
index fd41aa8..4ef32db 100644
--- a/tajo-project/pom.xml
+++ b/tajo-project/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <groupId>org.apache.tajo</groupId>
     <artifactId>tajo-main</artifactId>
-    <version>0.11.1-SNAPSHOT</version>
+    <version>0.11.1</version>
   </parent>
   <groupId>org.apache.tajo</groupId>
   <artifactId>tajo-project</artifactId>
@@ -35,7 +35,7 @@
     <project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
     <hadoop.version>2.7.1</hadoop.version>
     <protobuf.version>2.5.0</protobuf.version>
-    <tajo.version>0.11.1-SNAPSHOT</tajo.version>
+    <tajo.version>0.11.1</tajo.version>
     <hbase.version>1.1.1</hbase.version>
     <hive.version>1.1.0</hive.version>
     <netty.version>4.0.33.Final</netty.version>
@@ -359,7 +359,7 @@
     <url>https://git-wip-us.apache.org/repos/asf/tajo.git</url>
     <connection>scm:git:https://git-wip-us.apache.org/repos/asf/tajo.git</connection>
     <developerConnection>scm:git:https://git-wip-us.apache.org/repos/asf/tajo.git</developerConnection>
-    <tag>HEAD</tag>
+    <tag>release-0.11.1-rc0</tag>
   </scm>
 
   <mailingLists>
diff --git a/tajo-pullserver/pom.xml b/tajo-pullserver/pom.xml
index ebe932a..ff3ac7b 100644
--- a/tajo-pullserver/pom.xml
+++ b/tajo-pullserver/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <artifactId>tajo-project</artifactId>
     <groupId>org.apache.tajo</groupId>
-    <version>0.11.1-SNAPSHOT</version>
+    <version>0.11.1</version>
     <relativePath>../tajo-project</relativePath>
   </parent>
   <modelVersion>4.0.0</modelVersion>
diff --git a/tajo-rpc/pom.xml b/tajo-rpc/pom.xml
index cb85f53..beb895c 100644
--- a/tajo-rpc/pom.xml
+++ b/tajo-rpc/pom.xml
@@ -20,7 +20,7 @@
   <modelVersion>4.0.0</modelVersion>
   <parent>
     <artifactId>tajo-project</artifactId>
-    <version>0.11.1-SNAPSHOT</version>
+    <version>0.11.1</version>
     <groupId>org.apache.tajo</groupId>
     <relativePath>../tajo-project</relativePath>
   </parent>
diff --git a/tajo-rpc/tajo-rpc-common/pom.xml b/tajo-rpc/tajo-rpc-common/pom.xml
index 342cf39..2c9d401 100644
--- a/tajo-rpc/tajo-rpc-common/pom.xml
+++ b/tajo-rpc/tajo-rpc-common/pom.xml
@@ -20,7 +20,7 @@
   <modelVersion>4.0.0</modelVersion>
   <parent>
     <artifactId>tajo-project</artifactId>
-    <version>0.11.1-SNAPSHOT</version>
+    <version>0.11.1</version>
     <groupId>org.apache.tajo</groupId>
     <relativePath>../../tajo-project</relativePath>
   </parent>
diff --git a/tajo-rpc/tajo-rpc-protobuf/pom.xml b/tajo-rpc/tajo-rpc-protobuf/pom.xml
index 6f8e24f..4f5071e 100644
--- a/tajo-rpc/tajo-rpc-protobuf/pom.xml
+++ b/tajo-rpc/tajo-rpc-protobuf/pom.xml
@@ -20,7 +20,7 @@
   <modelVersion>4.0.0</modelVersion>
   <parent>
     <artifactId>tajo-project</artifactId>
-    <version>0.11.1-SNAPSHOT</version>
+    <version>0.11.1</version>
     <groupId>org.apache.tajo</groupId>
     <relativePath>../../tajo-project</relativePath>
   </parent>
diff --git a/tajo-rpc/tajo-ws-rs/pom.xml b/tajo-rpc/tajo-ws-rs/pom.xml
index d14bc3d..d278c41 100644
--- a/tajo-rpc/tajo-ws-rs/pom.xml
+++ b/tajo-rpc/tajo-ws-rs/pom.xml
@@ -20,7 +20,7 @@
   <modelVersion>4.0.0</modelVersion>
   <parent>
     <artifactId>tajo-project</artifactId>
-    <version>0.11.1-SNAPSHOT</version>
+    <version>0.11.1</version>
     <groupId>org.apache.tajo</groupId>
     <relativePath>../../tajo-project</relativePath>
   </parent>
diff --git a/tajo-sql-parser/pom.xml b/tajo-sql-parser/pom.xml
index a7fa714..b794b05 100644
--- a/tajo-sql-parser/pom.xml
+++ b/tajo-sql-parser/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <artifactId>tajo-project</artifactId>
     <groupId>org.apache.tajo</groupId>
-    <version>0.11.1-SNAPSHOT</version>
+    <version>0.11.1</version>
     <relativePath>../tajo-project</relativePath>
   </parent>
   <artifactId>tajo-sql-parser</artifactId>
diff --git a/tajo-storage/pom.xml b/tajo-storage/pom.xml
index 21c19f3..89f98ce 100644
--- a/tajo-storage/pom.xml
+++ b/tajo-storage/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <artifactId>tajo-project</artifactId>
     <groupId>org.apache.tajo</groupId>
-    <version>0.11.1-SNAPSHOT</version>
+    <version>0.11.1</version>
     <relativePath>../tajo-project</relativePath>
   </parent>
   <modelVersion>4.0.0</modelVersion>
diff --git a/tajo-storage/tajo-storage-common/pom.xml b/tajo-storage/tajo-storage-common/pom.xml
index 5034d2d..198403e 100644
--- a/tajo-storage/tajo-storage-common/pom.xml
+++ b/tajo-storage/tajo-storage-common/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <artifactId>tajo-project</artifactId>
     <groupId>org.apache.tajo</groupId>
-    <version>0.11.1-SNAPSHOT</version>
+    <version>0.11.1</version>
     <relativePath>../../tajo-project</relativePath>
   </parent>
   <modelVersion>4.0.0</modelVersion>
diff --git a/tajo-storage/tajo-storage-hbase/pom.xml b/tajo-storage/tajo-storage-hbase/pom.xml
index f0832e4..11b4307 100644
--- a/tajo-storage/tajo-storage-hbase/pom.xml
+++ b/tajo-storage/tajo-storage-hbase/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <artifactId>tajo-project</artifactId>
     <groupId>org.apache.tajo</groupId>
-    <version>0.11.1-SNAPSHOT</version>
+    <version>0.11.1</version>
     <relativePath>../../tajo-project</relativePath>
   </parent>
   <modelVersion>4.0.0</modelVersion>
diff --git a/tajo-storage/tajo-storage-hdfs/pom.xml b/tajo-storage/tajo-storage-hdfs/pom.xml
index 1d7b23a..4ba4dc2 100644
--- a/tajo-storage/tajo-storage-hdfs/pom.xml
+++ b/tajo-storage/tajo-storage-hdfs/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <artifactId>tajo-project</artifactId>
     <groupId>org.apache.tajo</groupId>
-    <version>0.11.1-SNAPSHOT</version>
+    <version>0.11.1</version>
     <relativePath>../../tajo-project</relativePath>
   </parent>
   <modelVersion>4.0.0</modelVersion>
diff --git a/tajo-storage/tajo-storage-jdbc/pom.xml b/tajo-storage/tajo-storage-jdbc/pom.xml
index ead7f36..fec4f07 100644
--- a/tajo-storage/tajo-storage-jdbc/pom.xml
+++ b/tajo-storage/tajo-storage-jdbc/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <artifactId>tajo-project</artifactId>
     <groupId>org.apache.tajo</groupId>
-    <version>0.11.1-SNAPSHOT</version>
+    <version>0.11.1</version>
     <relativePath>../../tajo-project</relativePath>
   </parent>
   <modelVersion>4.0.0</modelVersion>
diff --git a/tajo-storage/tajo-storage-pgsql/pom.xml b/tajo-storage/tajo-storage-pgsql/pom.xml
index 012d5cb..3fab028 100644
--- a/tajo-storage/tajo-storage-pgsql/pom.xml
+++ b/tajo-storage/tajo-storage-pgsql/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <artifactId>tajo-project</artifactId>
     <groupId>org.apache.tajo</groupId>
-    <version>0.11.1-SNAPSHOT</version>
+    <version>0.11.1</version>
     <relativePath>../../tajo-project</relativePath>
   </parent>
   <modelVersion>4.0.0</modelVersion>
diff --git a/tajo-thirdparty/asm/pom.xml b/tajo-thirdparty/asm/pom.xml
index 89485d6..fae6699 100644
--- a/tajo-thirdparty/asm/pom.xml
+++ b/tajo-thirdparty/asm/pom.xml
@@ -17,7 +17,7 @@
   <parent>
     <artifactId>tajo-project</artifactId>
     <groupId>org.apache.tajo</groupId>
-    <version>0.11.1-SNAPSHOT</version>
+    <version>0.11.1</version>
     <relativePath>../../tajo-project</relativePath>
   </parent>